You are viewing a plain text version of this content. The canonical link for it is here.
Posted to dev@sling.apache.org by "Antonio Sanso (JIRA)" <ji...@apache.org> on 2015/07/01 07:13:05 UTC
[jira] [Assigned] (SLING-4847) NullPointerException in MapEntries
handleEvent
[ https://issues.apache.org/jira/browse/SLING-4847?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Antonio Sanso reassigned SLING-4847:
------------------------------------
Assignee: Antonio Sanso
> NullPointerException in MapEntries handleEvent
> ----------------------------------------------
>
> Key: SLING-4847
> URL: https://issues.apache.org/jira/browse/SLING-4847
> Project: Sling
> Issue Type: Bug
> Components: ResourceResolver
> Affects Versions: Resource Resolver 1.1.14
> Reporter: Chetan Mehrotra
> Assignee: Antonio Sanso
> Priority: Minor
>
> On a running system at times following exceptions are seen
> {noformat}
> 30.06.2015 09:00:34.108 *WARN* [pool-5-thread-115] org.apache.felix.eventadmin Service [Map Entries Observation,1094] EventAdmin: Exception during event dispatch [org.osgi.service.event.Event [topic=org/apache/sling/api/resource/Resource/ADDED] | [org.osgi.service.event.EventHandler] | Bundle(org.apache.sling.resourceresolver [211])] (java.lang.NullPointerException)
> java.lang.NullPointerException: null
> at org.apache.sling.resourceresolver.impl.mapping.MapEntries.doNodeAdded(MapEntries.java:300)
> at org.apache.sling.resourceresolver.impl.mapping.MapEntries.handleEvent(MapEntries.java:769)
> at org.apache.felix.eventadmin.impl.handler.EventHandlerProxy.sendEvent(EventHandlerProxy.java:412)
> at org.apache.felix.eventadmin.impl.tasks.SyncDeliverTasks.execute(SyncDeliverTasks.java:118)
> at org.apache.felix.eventadmin.impl.handler.EventAdminImpl.sendEvent(EventAdminImpl.java:114)
> at org.apache.felix.eventadmin.impl.security.EventAdminSecurityDecorator.sendEvent(EventAdminSecurityDecorator.java:96)
> at org.apache.sling.jcr.resource.internal.OakResourceListener.sendOsgiEvent(OakResourceListener.java:243)
> at org.apache.sling.jcr.resource.internal.OakResourceListener.added(OakResourceListener.java:109)
> at org.apache.jackrabbit.oak.plugins.observation.NodeObserver$NodeEventHandler.leave(NodeObserver.java:209)
> at org.apache.jackrabbit.oak.plugins.observation.FilteredHandler.leave(FilteredHandler.java:51)
> at org.apache.jackrabbit.oak.plugins.observation.EventGenerator$Continuation.run(EventGenerator.java:182)
> at org.apache.jackrabbit.oak.plugins.observation.EventGenerator.generate(EventGenerator.java:124)
> at org.apache.jackrabbit.oak.plugins.observation.NodeObserver.contentChanged(NodeObserver.java:163)
> at org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1$1.call(BackgroundObserver.java:124)
> at org.apache.jackrabbit.oak.spi.commit.BackgroundObserver$1$1.call(BackgroundObserver.java:118)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
> Looking at [code|https://github.com/apache/sling/blob/a3f25af5da1edb9f2719f04b560370c5cb6464c3/bundles/resourceresolver/src/main/java/org/apache/sling/resourceresolver/impl/mapping/MapEntries.java#L299] the resource might be null by the time event is processed. So code should guard against that
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)